| 摘要 |
<p>The switch is enclosed in a box comprising a base (1) and cover (2) which define a seating for accommodation of two metallic contacts (e.g. 4), at least one of which is flexible and elastic. The contacts are opened by a cam oriented towards the base. The pushbutton (3) has a male element with a cylindrical hinge (30) supported by corresp. seatings (10) on the base. The cover and pushbutton are joined together at one or more points (K) by a short layer of moulding material.</p> |
